Door panel for a residential furnace



FIG. 1 is a perspective view of the a furnace door panel showing our new design;

FIG. 2 is a front additional view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

It will be understood that the bottom is plain and unornamented. 

The ornamental design for a door panel for a residential furnace, as shown. 